A Kashmiri Bakarwal girl plays on a swing as others wait their turn on the outskirts of Srinagar, India, Thursday, May 23, 2013. Bakarwals are nomadic herders in Jammu Kashmir state, who wander in search of good pastures for their cattle. (AP Photo/Mukhtar Khan) less

A Kashmiri Bakarwal girl plays on a swing as others wait their turn on the outskirts of Srinagar, India, Thursday, May 23, 2013. Bakarwals are nomadic herders in Jammu Kashmir state, who wander in search of ... more

Photo: Mukhtar Khan, Associated Press

A Kashmiri Bakarwal girl plays on a swing as others wait their turn... Photo-4677995.63148 - SFGate

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A clown attends the funeral of late author Chinua Achebe, in Ogidi, Nigeria, Thursday, May 23, 2013. Writer Chinua Achebe is being remembered in Nigeria as a fearless writer who bowed to no political pressure, as mourners gather in his hometown for a funeral Thursday. Among attendees was Nigerian President Goodluck Jonathan, who held up copies of Achebe's books during the service at a local Anglican church — including his famous essay "The Trouble With Nigeria" and Ghanaian President John Mahama. (AP Photo/Sunday Alamba) less

A clown attends the funeral of late author Chinua Achebe, in Ogidi, Nigeria, Thursday, May 23, 2013. Writer Chinua Achebe is being remembered in Nigeria as a fearless writer who bowed to no political pressure, ... more

Photo: Sunday Alamba, Associated Press

A clown attends the funeral of late author Chinua Achebe, in Ogidi,... Photo-4677998.63148 - SFGate

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A woman carrying bags with food walks along the street as she leaves a vegetables market in a Barcelona, Catalonia, Spain, Thursday May 23 2013. Financial markets around the world were roiled Thursday after Japanese stocks suffered their biggest reverse since the tsunami that hit the country over two years ago. Spain has had to pay higher interest rates on selling euros 4 billion euros ($5.2 billion) in a bond auction that coincided with a sharp drop in global financial markets on worries over China's economy. Spain's Ibex 35 stock index was down 2 percent. (AP Photo/Emilio Morenatti) less

A woman carrying bags with food walks along the street as she leaves a vegetables market in a Barcelona, Catalonia, Spain, Thursday May 23 2013. Financial markets around the world were roiled Thursday after ... more

Photo: Emilio Morenatti, Associated Press

A woman carrying bags with food walks along the street as she... Photo-4677997.63148 - SFGate

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Teenagers gather to watch at fuel storage tanks burning on the northern outskirts of Rio de Janeiro, Brazil, Thursday, May 23, 2013. A massive fire broke out Thursday at a fuel depot on the northern outskirts of Rio de Janeiro. Firefighters said in an emailed statement that no injuries had been reported yet. They evacuated a two-block area around the blaze and there was no word on a possible cause. (AP Photo/Victor R. Caivano) less

Teenagers gather to watch at fuel storage tanks burning on the northern outskirts of Rio de Janeiro, Brazil, Thursday, May 23, 2013. A massive fire broke out Thursday at a fuel depot on the northern outskirts ... more

Israeli soldiers rest next to their tanks in the Israeli controlled Golan Heights, near the border with Syria, Thursday, May 23, 2013. (AP Photo/Ariel Schalit)

Israeli soldiers rest next to their tanks in the Israeli controlled Golan Heights, near the border with Syria, Thursday, May 23, 2013. (AP Photo/Ariel Schalit)

Photo: Ariel Schalit, Associated Press

Israeli soldiers rest next to their tanks in the Israeli controlled... Photo-4678000.63148 - SFGate

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Pakistani vendors, selling fruits and food outside a hospital in Islamabad, Pakistan, use lamps to light their carts while waiting for customers on a roadside, on Thursday, May 23, 2013. (AP Photo/Muhammed Muheisen) less

Pakistani vendors, selling fruits and food outside a hospital in Islamabad, Pakistan, use lamps to light their carts while waiting for customers on a roadside, on Thursday, May 23, 2013. (AP Photo/Muhammed ... more